from random import randint x = 20 y = [] for i in range(20): y.append(randint(1,20)) print(y) for i in range(x): for j in range(xi1): if y[j] > y[j + 1]: z = y[j] y[j] = y[j+1] y[j+1] = z print(y)

Output:
[3, 17, 19, 19, 10, 18, 4, 6, 5, 3, 6, 17, 11, 6, 5, 6, 20, 10, 18, 5] 